One could expect that the Earth — or our modern infrastructure — was not built to sustain this type of function. More people just means more needs: from power to water, places to live, medicines, beds, etc…

No more does the old adage of a man and a wife deciding to procreate to have two children to replace them when the parents die; we’re seeing larger and larger families come around in countries around the world, putting a strain on systems that were never designed to carry that type of load.

The BBC created an app that will tell youWHAT NUMBER PERSON ON EARTH YOU ARE, based on your birthday. Web Watch is smack in the middle of the 3.4 billion mark. And if you look at the population chart, the birth explosion really started to take off right around 1950 or so.

They’re showing that the Earth will hit 7 billion people in 2011. We only had 6 billion in 1998, and 5 billion in 1987.

So what if the number of people on earth practically doubled in the last 50 years? That just means that sex is fun, right?

Well, Qatar has more births per day than any other country – they are adding about 514 people per day. Moldova is losing about 106 people – mainly due to widely-available birth control and a desire for smaller families.